字典網>> 英漢字典>> D開頭詞條>>duplex apparatus的意思 漢英字典duplex apparatus中文翻譯：【計】 雙工設備, 雙工裝置字典網duplex apparatus相關詞條：duplex calculating duplex line duplex copying duplexer duplex communication duplex reciprocating pump duplex carburetter duplex roller chain duplex one-way duplex steam piston pump